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dh-speed: Use method call order compatible with KEMs

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Also prints the speed of the derivation (or decapsulation) for the
initiator.
This commit is contained in:
Tobias Brunner 2024-10-08 16:36:47 +02:00
parent 09636199e6
commit f58fdcddad
1 changed files with 8 additions and 4 deletions
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12
scripts/dh_speed.c
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@ -1,5 +1,5 @@
/* /*
* Copyright (C) 2023 Tobias Brunner * Copyright (C) 2023-2024 Tobias Brunner
* Copyright (C) 2009 Martin Willi * Copyright (C) 2009 Martin Willi
* *
* Copyright (C) secunet Security Networks AG * Copyright (C) secunet Security Networks AG
@ -56,13 +56,14 @@ static void run_test(key_exchange_method_t method, int rounds)
method); method);
return; return;
} }
assert(r[0]->get_public_key(r[0], &rpublic[0]));
for (round = 1; round < rounds; round++) for (round = 1; round < rounds; round++)
{ {
r[round] = lib->crypto->create_ke(lib->crypto, method); r[round] = lib->crypto->create_ke(lib->crypto, method);
assert(r[round]->get_public_key(r[round], &rpublic[round]));
} }
/* make sure to use the method call order documented in the
* key_exchange_t header file */
printf("%N:\t", key_exchange_method_names, method); printf("%N:\t", key_exchange_method_names, method);
start_timing(&timing); start_timing(&timing);
@ -73,12 +74,14 @@ static void run_test(key_exchange_method_t method, int rounds)
} }
printf("A = g^a/s: %8.1f", rounds / end_timing(&timing)); printf("A = g^a/s: %8.1f", rounds / end_timing(&timing));
start_timing(&timing);
for (round = 0; round < rounds; round++) for (round = 0; round < rounds; round++)
{ {
assert(r[round]->set_public_key(r[round], lpublic[round])); assert(r[round]->set_public_key(r[round], lpublic[round]));
assert(r[round]->get_public_key(r[round], &rpublic[round]));
assert(r[round]->get_shared_secret(r[round], &rsecret[round])); assert(r[round]->get_shared_secret(r[round], &rsecret[round]));
chunk_free(&lpublic[round]);
} }
printf(" | S = A^b/s: %8.1f", rounds / end_timing(&timing));
start_timing(&timing); start_timing(&timing);
for (round = 0; round < rounds; round++) for (round = 0; round < rounds; round++)
@ -93,6 +96,7 @@ static void run_test(key_exchange_method_t method, int rounds)
assert(chunk_equals(rsecret[round], lsecret[round])); assert(chunk_equals(rsecret[round], lsecret[round]));
chunk_free(&lsecret[round]); chunk_free(&lsecret[round]);
chunk_free(&rsecret[round]); chunk_free(&rsecret[round]);
chunk_free(&lpublic[round]);
chunk_free(&rpublic[round]); chunk_free(&rpublic[round]);
l[round]->destroy(l[round]); l[round]->destroy(l[round]);
r[round]->destroy(r[round]); r[round]->destroy(r[round]);